i5-14400T vs i5-2400S

Place in the ranking	1923	444
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.26	47.46
Market segment	Desktop processor	Desktop processor
Power efficiency	2.89	41.88
Architecture codename	Sandy Bridge (2011−2013)	Raptor Lake-R (2023−2024)
Release date	9 January 2011 (13 years ago)	8 January 2024 (less than a year ago)
Launch price (MSRP)	$141	$221

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-14400T has 18154% better value for money than i5-2400S.

Detailed specifications

Core i5-2400S and Core i5-14400T basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	10 (Deca-Core)
Threads	4	16
Base clock speed	2.5 GHz	1.5 GHz
Boost clock speed	3.3 GHz	4.5 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256 KB (per core)	1.25 MB (per core)
L3 cache	6144 KB (shared)	20 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	216 mm²	215 mm²
Maximum core temperature	69 °C	100 °C
Number of transistors	1,160 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i5-2400S and Core i5-14400T compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	LGA1155	FCLGA1700
Power consumption (TDP)	65 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2400S and Core i5-14400T. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Core i5-2400S and Core i5-14400T technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
Identity Protection	+	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2400S and Core i5-14400T are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2400S and Core i5-14400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800, DDR4-3200
Maximum memory size	32 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 2000	Intel UHD Graphics 730
Quick Sync Video	+	+
Clear Video HD	+	+
Graphics max frequency	1.1 GHz	1.55 GHz
Execution Units	no data	24
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-2400S and Core i5-14400T integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Core i5-2400S and Core i5-14400T integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2160 @ 60Hz
Max resolution over eDP	no data	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i5-2400S and Core i5-14400T integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Core i5-2400S and Core i5-14400T.

PCIe version	2.0	5.0 and 4.0
PCI Express lanes	16	16

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-2400S 2.02

i5-14400T 15.78
+681%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-2400S 3153

i5-14400T 24598
+680%

Gaming performance

Pros & cons summary

Performance score	2.02	15.78
Integrated graphics card	0.55	4.15
Recency	9 January 2011	8 January 2024
Physical cores	4	10
Threads	4	16
Power consumption (TDP)	65 Watt	35 Watt

i5-14400T has a 681.2% higher aggregate performance score, 654.5% faster integrated GPU, an age advantage of 12 years, 150% more physical cores and 300% more threads, and 85.7% lower power consumption.

The Core i5-14400T is our recommended choice as it beats the Core i5-2400S in performance tests.

Should you still have questions on choice between Core i5-2400S and Core i5-14400T, ask them in Comments section, and we shall answer.